Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Hexachloorbutadieen (HCBD)-nl#Sense
Hexaclorobutadieno-pt#Sense
HCBD-pt#Sense
HCBD-de#Sense
Hexachlorbutadiène (HCBD)-fr#Sense
Εξαχλωροβουταδιένιο-el#Sense